Grant Parish, LA

ZIP 71423

In ZIP 71423, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Central Grant Water System meets every EPA legal limit; 11 contaminants are above health goals, led by pfos at 3.5× California’s Public Health Goal.
• Nearest Superfund site: Ruston Foundry, 7.0 miles away.
• Largest share of modeled toxic air from industry: Brame Energy Center (48%), mostly chromium compounds.
• Fine particles (PM2.5) average 7.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 187,963 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 71423

• Superfund sites nearbyA
• Factories and industrial sitesA to C
• Oil and gas wellsA to B
• Parks and nature nearbyB to C
• Air qualityB to C
• Drinking water qualityC to F
• Pesticide useF
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA to C
• Radiation signalsB to C

Based on 5 census tracts · compiled September 10, 2026 · how each grade works and its sources

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